Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    23-04-2024 17:30

General

  • Target

    55HUe105hhh123333.exe

  • Size

    660KB

  • MD5

    d165540c81717a55a387fb95522f4c70

  • SHA1

    9f24e1b70ed6d06601659c5887cfbec3574fc7ac

  • SHA256

    e1302a180a4b617dbec5f4ab8c7e58492fc32af989f32fb8cdb4db5d9fe62e4e

  • SHA512

    c26060e517513f78edb0d92cb61b1b9d9057edcdbeb764266556afb6211c7d350c9aee169e4612b39c01cb72d813c6c20b568daa2e3ff71d70793a47f352f2ab

  • SSDEEP

    12288:x0UF9WMQlxE9ROOpaNk8d0RPbgHx3pp4yR0pG6w05gLLtbLr6cNQda:x0U2Myqn6SqxXlwG6D5gVeT

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.klptruck.hu
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    kCu}[Z7z+)S[

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\55HUe105hhh123333.exe
    "C:\Users\Admin\AppData\Local\Temp\55HUe105hhh123333.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2068

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2068-0-0x00000000013A0000-0x000000000144C000-memory.dmp
    Filesize

    688KB

  • memory/2068-1-0x00000000742C0000-0x00000000749AE000-memory.dmp
    Filesize

    6.9MB

  • memory/2068-2-0x0000000004900000-0x0000000004940000-memory.dmp
    Filesize

    256KB

  • memory/2068-3-0x0000000000440000-0x0000000000458000-memory.dmp
    Filesize

    96KB

  • memory/2068-4-0x0000000000470000-0x000000000047E000-memory.dmp
    Filesize

    56KB

  • memory/2068-5-0x0000000000480000-0x0000000000494000-memory.dmp
    Filesize

    80KB

  • memory/2068-6-0x0000000005300000-0x0000000005384000-memory.dmp
    Filesize

    528KB

  • memory/2068-7-0x0000000000B00000-0x0000000000B42000-memory.dmp
    Filesize

    264KB

  • memory/2068-8-0x00000000742C0000-0x00000000749AE000-memory.dmp
    Filesize

    6.9MB

  • memory/2068-9-0x0000000004900000-0x0000000004940000-memory.dmp
    Filesize

    256KB